Senior Data Scientist - AI and Large Language Models

Data Scientist Job Title: Data Scientist Job Description:

• Design, build, and maintain production-grade AI systems using Large Language Models (LLMs)
• Develop and implement RAG (Retrieval-Augmented Generation) architectures
• Design effective prompting strategies , grounding techniques, and few-shot examples
• Build vector search and hybrid retrieval pipelines with re-ranking and metadata filtering
• Process unstructured data from PDFs, DOCX, HTML, and OCR sources
• Perform data cleaning, normalization, and preparation for chunk-based retrieval workflows
• Implement text-to-SQL workflows with schema-aware querying and guardrails
• Build evaluation frameworks to measure retrieval relevance and response groundedness
• Monitor latency, cost, reliability, and response quality in production systems
• Manage prompt versioning, model deployments, and rollback strategies
• Design conversational UX with citations, confidence indicators, and follow-up handling
• Develop lightweight frontend applications using Flask
• Capture and utilize user feedback for continuous improvement Required Skills:
• Strong understanding of LLMs and RAG systems
• Experience with vector databases and retrieval pipelines
• Strong proficiency in SQL and data handling
• Hands-on experience with Flask-based applications
• Knowledge of LLMOps, prompt engineering, and AI evaluation techniques
• Strong problem-solving, communication, and system design skills Experience Level Senior Level